— Use of Externally-Controlled Input to Select Classes or Code vulnerability in Apache Jackrabbit's WebDAV/Davex client.
A malicious WebDAV/DavEx server, or an attacker able to intercept the connection, can cause the client to instantiate arbitrary classes from its classpath, which can lead to arbitrary file creation or truncation.
Only applications that use jackrabbit-spi2dav (directly or through jackrabbit-jcr2dav) to connect to a remote repository are affected. Jackrabbit servers are not affected.
Category: unsafe reflection on wire data (HIGH).
This issue affects Apache Jackrabbit: from 2.23.0 through 2.23.5, from 2.22.0 through 2.22.4, from 2.20.0 through 2.20.17.
Users are recommended to upgrade to versions 2.23.6, 2.22.5, or 2.20.18 which fix the issue.
Metrics
Affected Vendors & Products
References
History
Tue, 13 Oct 2026 14:30:00 +0000
| Type | Values Removed | Values Added |
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| CPEs | cpe:2.3:a:apache:jackrabbit:*:*:*:*:*:*:*:* | |
| Metrics |
cvssV3_1
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Wed, 07 Oct 2026 22:30:00 +0000
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| First Time appeared |
Apache
Apache jackrabbit |
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| Vendors & Products |
Apache
Apache jackrabbit |
Wed, 07 Oct 2026 21:30:00 +0000
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| Metrics |
ssvc
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Wed, 07 Oct 2026 18:30:00 +0000
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| References |
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Wed, 07 Oct 2026 16:00:00 +0000
| Type | Values Removed | Values Added |
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| Description | — Use of Externally-Controlled Input to Select Classes or Code vulnerability in Apache Jackrabbit's WebDAV/Davex client. A malicious WebDAV/DavEx server, or an attacker able to intercept the connection, can cause the client to instantiate arbitrary classes from its classpath, which can lead to arbitrary file creation or truncation. Only applications that use jackrabbit-spi2dav (directly or through jackrabbit-jcr2dav) to connect to a remote repository are affected. Jackrabbit servers are not affected. Category: unsafe reflection on wire data (HIGH). This issue affects Apache Jackrabbit: from 2.23.0 through 2.23.5, from 2.22.0 through 2.22.4, from 2.20.0 through 2.20.17. Users are recommended to upgrade to versions 2.23.6, 2.22.5, or 2.20.18 which fix the issue. | |
| Title | Apache Jackrabbit: DavEx client runs Class.forName + (String)-constructor on server-controlled error bodies | |
| Weaknesses | CWE-470 | |
| References |
| |
| Metrics |
cvssV4_0
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Status: PUBLISHED
Assigner: apache
Published: 2026-10-07T15:47:31.074Z
Updated: 2026-10-07T20:29:49.630Z
Reserved: 2026-09-16T09:33:45.169Z
Link: CVE-2026-92415
Updated: 2026-10-07T17:16:28.290Z
Status : Analyzed
Published: 2026-10-07T16:19:13.070
Modified: 2026-10-13T14:24:47.540
Link: CVE-2026-92415
No data.